drm/i915/gtt: Allow >= 4GB sizes for vm.

We can have exactly 4GB sized ppgtt with 32bit system.
size_t is inadequate for this.

v2: Convert a lot more places (Daniel)

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

6 files changed, 45 insertions, 45 deletions

diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index 0b4188b9af7c..4734d02ca899 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -1408,8 +1408,8 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
 }
 EXPORT_SYMBOL(intel_gmch_probe);
 
-void intel_gtt_get(size_t *gtt_total, size_t *stolen_size,
-                   phys_addr_t *mappable_base, unsigned long *mappable_end)
+void intel_gtt_get(u64 *gtt_total, size_t *stolen_size,
+                   phys_addr_t *mappable_base, u64 *mappable_end)
 {
         *gtt_total = intel_private.gtt_total_entries << PAGE_SHIFT;
         *stolen_size = intel_private.stolen_size;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 495a6376cf39..bd0fbd6caac2 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -198,7 +198,7 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
         struct drm_i915_private *dev_priv = dev->dev_private;
         struct i915_address_space *vm = &dev_priv->gtt.base;
         struct i915_vma *vma;
-        size_t total_obj_size, total_gtt_size;
+        u64 total_obj_size, total_gtt_size;
         int count, ret;
 
         ret = mutex_lock_interruptible(&dev->struct_mutex);
@@ -231,7 +231,7 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
         }
         mutex_unlock(&dev->struct_mutex);
 
-        seq_printf(m, "Total %d objects, %zu bytes, %zu GTT size\n",
+        seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n",
                    count, total_obj_size, total_gtt_size);
         return 0;
 }
@@ -253,7 +253,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data)
         struct drm_device *dev = node->minor->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_i915_gem_object *obj;
-        size_t total_obj_size, total_gtt_size;
+        u64 total_obj_size, total_gtt_size;
         LIST_HEAD(stolen);
         int count, ret;
 
@@ -292,7 +292,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data)
         }
         mutex_unlock(&dev->struct_mutex);
 
-        seq_printf(m, "Total %d objects, %zu bytes, %zu GTT size\n",
+        seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n",
                    count, total_obj_size, total_gtt_size);
         return 0;
 }
@@ -310,10 +310,10 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data)
 
 struct file_stats {
         struct drm_i915_file_private *file_priv;
-        int count;
-        size_t total, unbound;
-        size_t global, shared;
-        size_t active, inactive;
+        unsigned long count;
+        u64 total, unbound;
+        u64 global, shared;
+        u64 active, inactive;
 };
 
 static int per_file_stats(int id, void *ptr, void *data)
@@ -370,7 +370,7 @@ static int per_file_stats(int id, void *ptr, void *data)
 
 #define print_file_stats(m, name, stats) do { \
         if (stats.count) \
-                seq_printf(m, "%s: %u objects, %zu bytes (%zu active, %zu inactive, %zu global, %zu shared, %zu unbound)\n", \
+                seq_printf(m, "%s: %lu objects, %llu bytes (%llu active, %llu inactive, %llu global, %llu shared, %llu unbound)\n", \
                            name, \
                            stats.count, \
                            stats.total, \
@@ -420,7 +420,7 @@ static int i915_gem_object_info(struct seq_file *m, void* data)
         struct drm_device *dev = node->minor->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
         u32 count, mappable_count, purgeable_count;
-        size_t size, mappable_size, purgeable_size;
+        u64 size, mappable_size, purgeable_size;
         struct drm_i915_gem_object *obj;
         struct i915_address_space *vm = &dev_priv->gtt.base;
         struct drm_file *file;
@@ -437,17 +437,17 @@ static int i915_gem_object_info(struct seq_file *m, void* data)
 
         size = count = mappable_size = mappable_count = 0;
         count_objects(&dev_priv->mm.bound_list, global_list);
-        seq_printf(m, "%u [%u] objects, %zu [%zu] bytes in gtt\n",
+        seq_printf(m, "%u [%u] objects, %llu [%llu] bytes in gtt\n",
                    count, mappable_count, size, mappable_size);
 
         size = count = mappable_size = mappable_count = 0;
         count_vmas(&vm->active_list, mm_list);
-        seq_printf(m, "  %u [%u] active objects, %zu [%zu] bytes\n",
+        seq_printf(m, "  %u [%u] active objects, %llu [%llu] bytes\n",
                    count, mappable_count, size, mappable_size);
 
         size = count = mappable_size = mappable_count = 0;
         count_vmas(&vm->inactive_list, mm_list);
-        seq_printf(m, "  %u [%u] inactive objects, %zu [%zu] bytes\n",
+        seq_printf(m, "  %u [%u] inactive objects, %llu [%llu] bytes\n",
                    count, mappable_count, size, mappable_size);
 
         size = count = purgeable_size = purgeable_count = 0;
@@ -456,7 +456,7 @@ static int i915_gem_object_info(struct seq_file *m, void* data)
                 if (obj->madv == I915_MADV_DONTNEED)
                         purgeable_size += obj->base.size, ++purgeable_count;
         }
-        seq_printf(m, "%u unbound objects, %zu bytes\n", count, size);
+        seq_printf(m, "%u unbound objects, %llu bytes\n", count, size);
 
         size = count = mappable_size = mappable_count = 0;
         list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
@@ -473,16 +473,16 @@ static int i915_gem_object_info(struct seq_file *m, void* data)
                         ++purgeable_count;
                 }
         }
-        seq_printf(m, "%u purgeable objects, %zu bytes\n",
+        seq_printf(m, "%u purgeable objects, %llu bytes\n",
                    purgeable_count, purgeable_size);
-        seq_printf(m, "%u pinned mappable objects, %zu bytes\n",
+        seq_printf(m, "%u pinned mappable objects, %llu bytes\n",
                    mappable_count, mappable_size);
-        seq_printf(m, "%u fault mappable objects, %zu bytes\n",
+        seq_printf(m, "%u fault mappable objects, %llu bytes\n",
                    count, size);
 
-        seq_printf(m, "%zu [%lu] gtt total\n",
+        seq_printf(m, "%llu [%llu] gtt total\n",
                    dev_priv->gtt.base.total,
-                   dev_priv->gtt.mappable_end - dev_priv->gtt.base.start);
+                   (u64)dev_priv->gtt.mappable_end - dev_priv->gtt.base.start);
 
         seq_putc(m, '\n');
         print_batch_pool_stats(m, dev_priv);
@@ -519,7 +519,7 @@ static int i915_gem_gtt_info(struct seq_file *m, void *data)
         uintptr_t list = (uintptr_t) node->info_ent->data;
         struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_i915_gem_object *obj;
-        size_t total_obj_size, total_gtt_size;
+        u64 total_obj_size, total_gtt_size;
         int count, ret;
 
         ret = mutex_lock_interruptible(&dev->struct_mutex);
@@ -541,7 +541,7 @@ static int i915_gem_gtt_info(struct seq_file *m, void *data)
 
         mutex_unlock(&dev->struct_mutex);
 
-        seq_printf(m, "Total %d objects, %zu bytes, %zu GTT size\n",
+        seq_printf(m, "Total %d objects, %llu bytes, %llu GTT size\n",
                    count, total_obj_size, total_gtt_size);
 
         return 0;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index f79ce9f22312..db1955fad005 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3712,9 +3712,9 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
         struct drm_device *dev = obj->base.dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
         u32 size, fence_size, fence_alignment, unfenced_alignment;
-        unsigned long start =
+        u64 start =
                 flags & PIN_OFFSET_BIAS ? flags & PIN_OFFSET_MASK : 0;
-        unsigned long end =
+        u64 end =
                 flags & PIN_MAPPABLE ? dev_priv->gtt.mappable_end : vm->total;
         struct i915_vma *vma;
         int ret;
@@ -3770,7 +3770,7 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
          * attempt to find space.
          */
         if (size > end) {
-                DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%u > %s aperture=%lu\n",
+                DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%u > %s aperture=%llu\n",
                           ggtt_view ? ggtt_view->type : 0,
                           size,
                           flags & PIN_MAPPABLE ? "mappable" : "total",
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 68705e381ada..7a7789e18f38 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2112,7 +2112,7 @@ static int i915_gem_setup_global_gtt(struct drm_device *dev,
 void i915_gem_init_global_gtt(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
-        unsigned long gtt_size, mappable_size;
+        u64 gtt_size, mappable_size;
 
         gtt_size = dev_priv->gtt.base.total;
         mappable_size = dev_priv->gtt.mappable_end;
@@ -2369,13 +2369,13 @@ static void chv_setup_private_ppat(struct drm_i915_private *dev_priv)
 }
 
 static int gen8_gmch_probe(struct drm_device *dev,
-                           size_t *gtt_total,
+                           u64 *gtt_total,
                            size_t *stolen,
                            phys_addr_t *mappable_base,
-                           unsigned long *mappable_end)
+                           u64 *mappable_end)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
-        unsigned int gtt_size;
+        u64 gtt_size;
         u16 snb_gmch_ctl;
         int ret;
 
@@ -2417,10 +2417,10 @@ static int gen8_gmch_probe(struct drm_device *dev,
 }
 
 static int gen6_gmch_probe(struct drm_device *dev,
-                           size_t *gtt_total,
+                           u64 *gtt_total,
                            size_t *stolen,
                            phys_addr_t *mappable_base,
-                           unsigned long *mappable_end)
+                           u64 *mappable_end)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         unsigned int gtt_size;
@@ -2434,7 +2434,7 @@ static int gen6_gmch_probe(struct drm_device *dev,
          * a coarse sanity check.
          */
         if ((*mappable_end < (64<<20) || (*mappable_end > (512<<20)))) {
-                DRM_ERROR("Unknown GMADR size (%lx)\n",
+                DRM_ERROR("Unknown GMADR size (%llx)\n",
                           dev_priv->gtt.mappable_end);
                 return -ENXIO;
         }
@@ -2468,10 +2468,10 @@ static void gen6_gmch_remove(struct i915_address_space *vm)
 }
 
 static int i915_gmch_probe(struct drm_device *dev,
-                           size_t *gtt_total,
+                           u64 *gtt_total,
                            size_t *stolen,
                            phys_addr_t *mappable_base,
-                           unsigned long *mappable_end)
+                           u64 *mappable_end)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         int ret;
@@ -2536,9 +2536,9 @@ int i915_gem_gtt_init(struct drm_device *dev)
         gtt->base.dev = dev;
 
         /* GMADR is the PCI mmio aperture into the global GTT. */
-        DRM_INFO("Memory usable by graphics device = %zdM\n",
+        DRM_INFO("Memory usable by graphics device = %lluM\n",
                  gtt->base.total >> 20);
-        DRM_DEBUG_DRIVER("GMADR size = %ldM\n", gtt->mappable_end >> 20);
+        DRM_DEBUG_DRIVER("GMADR size = %lldM\n", gtt->mappable_end >> 20);
         DRM_DEBUG_DRIVER("GTT stolen size = %zdM\n", gtt->stolen_size >> 20);
 #ifdef CONFIG_INTEL_IOMMU
         if (intel_iommu_gfx_mapped)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
index 017ea308f8b4..600eec00a1f4 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.h
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
@@ -235,8 +235,8 @@ struct i915_address_space {
         struct drm_mm mm;
         struct drm_device *dev;
         struct list_head global_link;
-        unsigned long start;            /* Start offset always 0 for dri2 */
-        size_t total;           /* size addr space maps (ex. 2GB for ggtt) */
+        u64 start;              /* Start offset always 0 for dri2 */
+        u64 total;              /* size addr space maps (ex. 2GB for ggtt) */
 
         struct {
                 dma_addr_t addr;
@@ -302,9 +302,9 @@ struct i915_address_space {
  */
 struct i915_gtt {
         struct i915_address_space base;
-        size_t stolen_size;             /* Total size of stolen memory */
 
-        unsigned long mappable_end;     /* End offset that we can CPU map */
+        size_t stolen_size;             /* Total size of stolen memory */
+        u64 mappable_end;               /* End offset that we can CPU map */
         struct io_mapping *mappable;    /* Mapping to our CPU mappable region */
         phys_addr_t mappable_base;      /* PA of our GMADR */
 
@@ -316,9 +316,9 @@ struct i915_gtt {
         int mtrr;
 
         /* global gtt ops */
-        int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total,
+        int (*gtt_probe)(struct drm_device *dev, u64 *gtt_total,
                           size_t *stolen, phys_addr_t *mappable_base,
-                          unsigned long *mappable_end);
+                          u64 *mappable_end);
 };
 
 struct i915_hw_ppgtt {
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h
index b08bdade6002..9e9bddaa58a5 100644
--- a/include/drm/intel-gtt.h
+++ b/include/drm/intel-gtt.h
@@ -3,8 +3,8 @@
 #ifndef _DRM_INTEL_GTT_H
 #define _DRM_INTEL_GTT_H
 
-void intel_gtt_get(size_t *gtt_total, size_t *stolen_size,
-                   phys_addr_t *mappable_base, unsigned long *mappable_end);
+void intel_gtt_get(u64 *gtt_total, size_t *stolen_size,
+                   phys_addr_t *mappable_base, u64 *mappable_end);
 
 int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
                      struct agp_bridge_data *bridge);